What Happened to Cass McBride?

Kyle Kirby has planned a cruel and unusual revenge on Cass McBride, the most popular girl in school, for the death of his brother David. He digs a hole. Drugs Cass. Kidnaps her. Puts her in a box-underground. He buries her alive. But Kyle makes a fatal error: Cass knows the power of words. She uses fear as her weapon to keep her nemesis talking - and to keep herself breathing during the most harrowing 48 hours of her life.